MagiDeal Car HUD E300 Head Up Display OBD II OBD2 Auto Gauge 5.5" Dash Screen Projector Plug and Play connectivity with any OBDII or EUOBD capable vehicle 2D Vision reflection display make your view more comfortable, more real Ability to display a huge range of car statistics including: speed, engine rotational speed, water temperature, battery voltage, instantaneous fuel consumption, average fuel consumption, local time,single driving time,mileage measurement, shift reminder, fatigued driver reminder, low voltage alarm, high temperature alarm, speed alarm, engine fault alarm, fault code elimination, ability to change units e.g. Kilometer/mile Screen size 5.5, multi color design makes the screen easier to read highlight important details for quick viewing, the use of nanotechnology to eliminate unwanted reflections making the information easier to read Auto power on and off with the vehicle, automatic and manual brightness adjustment mode